STM32CubeProgrammer (MCUs)

How to solve "Error: No STM32 target found! If your product embeds Debug Authentication, ..." ?

Missing API to mass erase external memory via flash loader?

I have started using the cube programmer API integrated in a program I wrote access external eeprom via flash loader.I am able to read/write and download file to it without no major problem after I fought some API things.What I think the cube program...

Could STM32CubeProgrammer support JTAG Chain to program several MCUs?

Hi，There are four STM32 MCU on my board. I want to use one JTAG chain to cascade them. So, Could STM32CubeProgrammer software with J-link or ST-link simulator support JTAG Chain to program several STM32 MCU on the one Chain? Thanks in advance!Best re...

Issue in buffer to write before programming external flash

Hi everyone,I've a strange problem when I write to an external flash memory (S29GL512T) throught a STM32F767 MCU and a custom external loader loaded in the STM32CubeProgrammer.After debugging the external loader several times, I've found that the con...

ST-Link error "DEV_TARGET_NOT_HALTED" while doing mass erase on NUCLEO-U575ZIQ

Hello TeamThis is regarding, facing failure while doing mass erase operation for flash on the NUCLEO-U575ZIQ Evaluation Board. The goal was to do simple project led blinking based on freertos using TFM software base environment.The regression.sh scri...

STM32N6 USB Serial boot not working with STM32CubeProgrammer

I cannot get USB DFU serial boot to work correctly with STM32CubeProgrammer.I keep getting the error "Please specify Binaries path" but there is no area to specify the binary path.Does anyone have any experience with USB serial boot on the STM32N6.

STM32CubeProgrammer API - Canceling current operation or disable reconnection attempt

Hi,I am using the STM32CubeProgrammer API (v2.20.0) on Windows 11 using the Visual Studio UART example as a base. Everything works fine, however this issue is slowing down the programming workflow.After programming the MCU option bytes to RDP1 (or Cl...

Programmer on Linux fails with: "Error: flash loader cannot be loaded"

Hey,I'm trying to flash some boards, same as i've done thousands of times with this PC and ST-Link, but Cube Programmer does not load the FlashLoader properly. I'm not using a custom loader or anything, just the default loader for my STM32F051 boards...